633
FNCA52 TJSJ 260730
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 AM AST SUN APR 26 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-262000-
SOUTHEAST COASTAL PLAINS-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 20 50
TEMP (24H TREND) 88 (+3) 71 (-1) 88
RH % (24H TREND) 52 (-6) 95 (+8) 54
WIND 20FT/EARLY(MPH) SE 8 E 6 E 11
WIND 20FT/LATE(MPH) S 9 NE 5 SE 11
MIXING HGT(FT-AGL/MSL)4320 4560
TRANSPORT WND (MPH) SE 7 SE 10
VENT RATE (KT-FT) 25920 41040
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ015-262000-
SOUTHERN HILLS-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 10 60
TEMP (24H TREND) 85 (+4) 68 (-2) 85
RH % (24H TREND) 62 (-6) 99 (+6) 68
WIND 20FT/EARLY(MPH) SE 8 SE 6 SE 10
WIND 20FT/LATE(MPH) S 9 E 5 SE 10
MIXING HGT(FT-AGL/MSL)5320 5380
TRANSPORT WND (MPH) SE 7 SE 10
VENT RATE (KT-FT) 31920 48420
DISPERSION 5 5
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ016-262000-
NORTH COASTAL PLAINS-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 60 30 80
TEMP (24H TREND) 89 (0) 70 (-1) 89
RH % (24H TREND) 56 (-1) 99 (+4) 62
WIND 20FT/EARLY(MPH) SE 5 S 6 E 8
WIND 20FT/LATE(MPH) NE 12 SE 5 E 12
MIXING HGT(FT-AGL/MSL)4710 4500
TRANSPORT WND (MPH) SE 5 SE 7
VENT RATE (KT-FT) 18840 27000
DISPERSION 5 5
DSI 6 2 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ017-262000-
NORTHERN HILLS-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 60 30 80
TEMP (24H TREND) 88 (+2) 68 (-1) 88
RH % (24H TREND) 58 (-1) 99 (+3) 63
WIND 20FT/EARLY(MPH) LGT/VAR SE 5 SE 5
WIND 20FT/LATE(MPH) NE 9 LGT/VAR NE 6
MIXING HGT(FT-AGL/MSL)5570 5520
TRANSPORT WND (MPH) S 6 SE 7
VENT RATE (KT-FT) 27850 33120
DISPERSION 5 5
DSI 5 1 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ018-262000-
WEST COAST-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 10 60
TEMP (24H TREND) 89 (+2) 71 (0) 89
RH % (24H TREND) 58 (-6) 99 (+5) 63
WIND 20FT/EARLY(MPH) SE 9 SE 11 SE 11
WIND 20FT/LATE(MPH) S 12 E 9 SE 12
MIXING HGT(FT-AGL/MSL)4430 4440
TRANSPORT WND (MPH) S 10 SE 12
VENT RATE (KT-FT) 39870 44400
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ019-262000-
EASTERN INTERIOR-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 30 50
TEMP (24H TREND) 87 (+2) 69 (-2) 86
RH % (24H TREND) 58 (-4) 99 (+4) 67
WIND 20FT/EARLY(MPH) S 6 S 9 SE 8
WIND 20FT/LATE(MPH) S 11 SE 6 SE 11
MIXING HGT(FT-AGL/MSL)5910 5990
TRANSPORT WND (MPH) S 8 SE 10
VENT RATE (KT-FT) 41370 53910
DISPERSION 5 5
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ022-262000-
LUQUILLO MOUNTAIN RANGE-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 30 50
TEMP (24H TREND) 83 (+3) 67 (-2) 82
RH % (24H TREND) 63 (-5) 100 (+3) 73
WIND 20FT/EARLY(MPH) S 5 S 6 SE 8
WIND 20FT/LATE(MPH) S 10 SE 5 SE 10
MIXING HGT(FT-AGL/MSL)4340 4380
TRANSPORT WND (MPH) S 9 S 10
VENT RATE (KT-FT) 34720 39420
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ023-262000-
CENTRAL MOUNTAIN RANGE-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 10 70
TEMP (24H TREND) 85 (+5) 65 (-2) 85
RH % (24H TREND) 62 (-5) 99 (+3) 66
WIND 20FT/EARLY(MPH) S 6 SE 8 SE 8
WIND 20FT/LATE(MPH) S 10 SE 5 SE 8
MIXING HGT(FT-AGL/MSL)6190 6360
TRANSPORT WND (MPH) S 7 SE 9
VENT RATE (KT-FT) 37140 50880
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ024-262000-
CAYEY MOUNTAIN RANGE-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 30 50
TEMP (24H TREND) 82 (+3) 68 (-1) 81
RH % (24H TREND) 64 (-4) 100 (+3) 74
WIND 20FT/EARLY(MPH) S 6 S 5 SE 8
WIND 20FT/LATE(MPH) S 9 LGT/VAR SE 9
MIXING HGT(FT-AGL/MSL)5160 5070
TRANSPORT WND (MPH) S 8 SE 10
VENT RATE (KT-FT) 36120 45630
DISPERSION 5 5
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ025-262000-
VIEQUES-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 40 50
TEMP (24H TREND) 86 (0) 73 (-2) 86
RH % (24H TREND) 62 (-1) 97 (+7) 65
WIND 20FT/EARLY(MPH) S 8 S 10 SE 10
WIND 20FT/LATE(MPH) S 8 SE 9 SE 10
MIXING HGT(FT-AGL/MSL)2870 2100
TRANSPORT WND (MPH) S 9 S 13
VENT RATE (KT-FT) 22960 23100
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ026-262000-
CULEBRA-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 50 60
TEMP (24H TREND) 87 (+1) 75 (-2) 87
RH % (24H TREND) 62 (-2) 97 (+9) 65
WIND 20FT/EARLY(MPH) S 8 S 10 SE 10
WIND 20FT/LATE(MPH) S 9 SE 9 SE 10
MIXING HGT(FT-AGL/MSL)2890 2370
TRANSPORT WND (MPH) S 10 S 14
VENT RATE (KT-FT) 26010 28440
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ027-262000-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS
CHANCE PRECIP (%) 30 0 50
TEMP (24H TREND) 90 (+3) 72 (0) 90
RH % (24H TREND) 50 (-6) 99 (+11) 52
WIND 20FT/EARLY(MPH) SE 11 SE 11 E 13
WIND 20FT/LATE(MPH) SE 12 E 10 SE 14
MIXING HGT(FT-AGL/MSL)4570 4640
TRANSPORT WND (MPH) SE 10 SE 14
VENT RATE (KT-FT) 41130 55680
DISPERSION 5 5
DSI 6 4 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ001-262000-
SAINT THOMAS AND SAINT JOHN-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 60
TEMP (24H TREND) 86 (+1) 75 (-2) 86
RH % (24H TREND) 64 (-1) 96 (+9) 65
WIND 20FT/EARLY(MPH) S 9 SE 10 SE 11
WIND 20FT/LATE(MPH) SE 9 SE 9 SE 11
MIXING HGT(FT-AGL/MSL)2820 2390
TRANSPORT WND (MPH) SE 10 SE 10
VENT RATE (KT-FT) 25380 21510
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ002-262000-
ST CROIX-
330 AM AST SUN APR 26 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 40 60 60
TEMP (24H TREND) 86 (+1) 74 (-1) 86
RH % (24H TREND) 66 (0) 99 (+7) 67
WIND 20FT/EARLY(MPH) SE 8 SE 10 SE 11
WIND 20FT/LATE(MPH) SE 9 SE 8 SE 11
MIXING HGT(FT-AGL/MSL)4330 3560
TRANSPORT WND (MPH) SE 9 SE 14
VENT RATE (KT-FT) 34640 42720
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
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